:root{color-scheme:dark;--bg:#0c1118;--panel:#141c27;--line:#263545;--muted:#91a4bd;--text:#e8eff9;--teal:#36d4ae;--blue:#4b91ef;--red:#ff6478}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:14px/1.55 Inter,"Microsoft YaHei",Arial,sans-serif;display:flex}aside{position:sticky;top:0;width:258px;height:100vh;flex:none;padding:28px 19px 17px;background:#101720;border-right:1px solid var(--line);display:flex;flex-direction:column}.brand{display:flex;gap:13px;align-items:center;margin:3px 8px 49px}.brand i{display:grid;place-items:center;background:var(--teal);color:#09251e;font-size:30px;font-style:normal;font-weight:bold;width:46px;height:46px;border-radius:14px}.brand b{display:block;font-size:20px;letter-spacing:2px}.brand small,small{color:var(--muted)}nav{display:grid;gap:8px}nav a{color:#a8b7ca;padding:13px 14px;border-radius:10px;text-decoration:none;font-size:15px}nav a:hover,nav a.active{background:#17342f;color:var(--teal)}.safety{margin:45px 7px 20px;padding:18px 16px;border:1px solid #29473e;border-radius:13px;background:#12231f}.safety strong{color:#cde8df}.safety p,.safety small{color:#9bb8ae;font-size:12px}.userbox{margin-top:auto;border-top:1px solid var(--line);padding:18px 4px 0;color:#c6d5e8}.userbox button{float:right;background:transparent;border:0;color:var(--muted);cursor:pointer}main{width:min(1600px,calc(100% - 258px));padding:25px clamp(20px,3vw,54px) 36px;margin:auto}header{display:flex;justify-content:space-between;align-items:center;margin-bottom:28px}h1{font-size:31px;margin:5px 0}header p,.section-head p{margin:0;color:var(--muted)}.eyebrow{color:#6e8eb4;letter-spacing:3px;font-size:11px}.live{color:var(--muted)}.live i{display:inline-block;background:var(--teal);width:8px;height:8px;border-radius:50%;margin-right:8px}.market-section{padding:0!important;background:transparent!important;border:0!important}.toolbar,.quote{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.toolbar{margin:22px 0 18px}.toolbar>span{margin-left:auto;color:#a9bad0}.seg{display:flex;background:#1b2633;padding:4px;border-radius:11px;gap:3px}.seg button{border:0;background:transparent;color:#a8bad0;padding:8px 12px}.seg button.selected{background:#2c75c8;color:white}.modes button.selected{background:#2c75c8}.quote{background:#141c27;border:1px solid var(--line);border-radius:12px;padding:13px 18px;margin-bottom:14px}.quote>div{min-width:140px;border-right:1px solid var(--line);padding-right:22px}.quote small{display:block}.quote b{display:inline-block;font-size:16px;margin:3px 6px 0 0}.quote span{font-size:11px;color:var(--muted)}.quote .btn{margin-left:auto}.chartbox{border:1px solid var(--line);border-radius:12px;background:#0e1722;padding:10px 13px 2px}.chartbox canvas{display:block;width:100%;height:375px;touch-action:none;cursor:grab}.chartbox canvas:active{cursor:grabbing}.chart-foot{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;padding:7px 3px}.chart-foot button{border:0;background:none;color:#9db7d6;cursor:pointer}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:14px 0}.stat-grid article,.panel{background:var(--panel);border:1px solid var(--line);border-radius:12px}.stat-grid article{padding:17px 19px}.stat-grid small{display:block}.stat-grid b{display:block;font-size:23px;margin:8px 0 2px}.stat-grid span{font-size:12px;color:var(--muted)}.green{color:var(--teal)!important}.red{color:var(--red)!important}.tradegrid{display:grid;grid-template-columns:minmax(300px,.8fr) minmax(440px,1.2fr);gap:14px}.panel{padding:19px}.panel-title,.section-head{display:flex;align-items:center;justify-content:space-between;gap:14px}.panel-title h2,.panel h3{margin:0 0 4px}.panel-title small{font-size:12px}.badge{border:1px solid #34516f;border-radius:18px;color:#a8c8ed;padding:4px 10px;font-size:12px}.side-toggle{display:flex;gap:8px;margin:16px 0}.side-toggle button{flex:1;padding:10px;background:#202b38;color:#adbcd0}.side-toggle .buy.selected{background:#147a67;color:white}.side-toggle .sell.selected{background:#963d50;color:white}label{display:block;color:#a8bad0;font-size:12px;margin:10px 0}input,select,textarea{width:100%;margin-top:6px;padding:10px 11px;background:#0c141e;color:var(--text);border:1px solid #304256;border-radius:7px;font:inherit;outline:none}input:focus,select:focus,textarea:focus{border-color:#438ad3}.row{display:grid;gap:10px}.two{grid-template-columns:1fr 1fr}.hint{font-size:11px;color:#91a4ba;line-height:1.65}.btn{border:1px solid #298b78;background:#147966;color:#fff;padding:9px 13px;border-radius:7px;cursor:pointer;font:inherit;font-weight:600}.btn:hover{filter:brightness(1.13)}.btn.secondary{background:#202c39;border-color:#33475d;color:#d3e0ee}.btn.danger{background:#9e3e4e;border-color:#b34d5e}.full{width:100%;margin-top:8px}.tablewrap{overflow:auto}table{width:100%;border-collapse:collapse;font-size:12px;margin-top:15px}th,td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line);white-space:nowrap}th{color:var(--muted);font-weight:500}.empty{color:var(--muted);padding:14px 6px;font-size:13px}.orders-head{display:flex;justify-content:space-between;align-items:center;margin-top:22px}.orders-head h3{margin:0}.section-head{margin:50px 0 17px}.section-head h2{font-size:23px;margin:4px 0}.button-row{display:flex;gap:8px;flex-wrap:wrap}.strategygrid,.model-grid,.exchange-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.strategy-list{max-height:360px;overflow:auto}.strategy-item{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding:12px 4px;cursor:pointer}.strategy-item.picked{background:#192b37}.strategy-item b,.strategy-item small{display:block}.strategy-item button{background:none;border:0;color:#99b3d1;cursor:pointer}.result{color:var(--teal);font-size:13px;margin-top:12px}.chatlog{height:250px;overflow:auto;background:#0d1520;border-radius:8px;padding:12px}.bubble{white-space:pre-wrap;max-width:90%;padding:9px 12px;margin:8px 0;border-radius:9px;background:#1c2a3a}.bubble.user{margin-left:auto;background:#174a46}.chat-send{display:flex;gap:8px;align-items:end}.chat-send textarea{height:44px;resize:vertical}.ipbox{font-size:24px;font-weight:700;color:var(--teal);background:#0d1520;border-radius:9px;padding:14px;margin:15px 0}.panel hr{border:0;border-top:1px solid var(--line);margin:20px 0}footer{text-align:center;color:#708198;font-size:11px;padding:35px 0 10px}.auth{justify-content:center;align-items:center;min-height:100vh}.auth form{width:min(390px,90vw);background:var(--panel);border:1px solid var(--line);padding:32px;border-radius:14px}.auth h1{color:var(--teal)}.auth input{width:100%;margin:8px 0 12px}.auth button{margin-right:8px}.auth p{color:var(--red)}@media(max-width:1100px){aside{width:210px}.tradegrid{grid-template-columns:1fr}.stat-grid{grid-template-columns:repeat(2,1fr)}main{width:calc(100% - 210px)}}@media(max-width:740px){body{display:block}aside{position:relative;width:100%;height:auto;padding:14px}.brand{margin:0 4px 12px}.brand i{width:38px;height:38px}.brand b{font-size:16px}nav{display:flex;overflow:auto}nav a{white-space:nowrap;padding:8px;font-size:12px}.safety,.userbox{display:none}main{width:100%;padding:17px 12px}.toolbar{gap:7px}.modes{order:5;width:100%}.modes button{flex:1;padding:7px 4px;font-size:12px}.toolbar>span{display:none}.quote{gap:8px}.quote>div{min-width:100px;padding-right:8px}.chartbox canvas{height:300px}.stat-grid{gap:8px}.stat-grid article{padding:12px}.stat-grid b{font-size:18px}.strategygrid,.model-grid,.exchange-grid{grid-template-columns:1fr}.section-head{align-items:flex-start;flex-direction:column}.two{gap:6px}}
/* Mobile trading layout */
@media(max-width:740px){
 body{display:block;font-size:14px;padding-bottom:calc(70px + env(safe-area-inset-bottom))}
 aside{position:sticky;top:0;z-index:20;width:100%;height:auto;padding:9px 12px;background:rgba(16,23,32,.97);backdrop-filter:blur(12px);border-right:0;border-bottom:1px solid var(--line)}
 .brand{margin:0;gap:9px}.brand i{width:34px;height:34px;border-radius:10px;font-size:24px}.brand b{font-size:14px;letter-spacing:1.4px}.brand small{font-size:10px}
 nav{position:fixed;z-index:30;left:0;right:0;bottom:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;padding:5px 5px calc(5px + env(safe-area-inset-bottom));background:rgba(16,23,32,.98);border-top:1px solid var(--line);box-shadow:0 -8px 28px #0005;overflow:visible}
 nav a{display:flex;align-items:center;justify-content:center;text-align:center;white-space:normal;min-height:48px;padding:6px 2px;font-size:11px;line-height:1.25;border-radius:8px}
 main{width:100%;padding:15px 12px 28px}header{align-items:flex-start;gap:8px;margin-bottom:15px}h1{font-size:25px;margin:3px 0}header p{font-size:12px;max-width:245px}.eyebrow{font-size:9px;letter-spacing:2px}.live{font-size:10px;white-space:nowrap;margin-top:8px}
 .toolbar{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:12px 0}.toolbar>#marketGroup{grid-column:1/-1;width:100%}#marketGroup button{flex:1}.toolbar>#symbol,.toolbar>#interval{min-width:0}.toolbar>.modes{grid-column:1/-1;width:100%;order:initial}.modes button{min-height:42px;font-size:11px;padding:7px 3px}.toolbar>span{display:none}
 .quote{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:11px}.quote>div{min-width:0;border:0;padding:0}.quote>div:nth-child(3){grid-column:1/-1;display:none}.quote .btn{grid-column:1/-1;margin:0;width:100%;min-height:42px}.quote b{font-size:15px}
 .chartbox{padding:7px 7px 2px}.chartbox canvas{height:250px;min-height:220px;touch-action:pan-y}.chart-foot{align-items:center;gap:6px;font-size:10px}.chart-foot span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chart-foot button{flex:none;padding:8px}
 .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin:9px 0}.stat-grid article{min-width:0;padding:11px}.stat-grid small{font-size:11px}.stat-grid b{font-size:17px;overflow-wrap:anywhere;margin:6px 0 1px}.stat-grid span{font-size:10px;line-height:1.4}
 .tradegrid,.strategygrid,.model-grid,.exchange-grid{grid-template-columns:minmax(0,1fr);gap:10px}.panel{padding:14px;border-radius:11px}.panel-title h2{font-size:17px}.panel-title small{font-size:10px}.section-head{margin:34px 0 13px;gap:10px}.section-head h2{font-size:20px}.section-head p{font-size:12px}.section-head .button-row{width:100%}.button-row{gap:7px}.button-row .btn{flex:1 1 auto;min-height:42px;padding:9px 8px;font-size:12px}
 .side-toggle button,.btn{min-height:42px}.row.two{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:7px}label{font-size:12px;margin:8px 0}input,select,textarea{min-height:43px;padding:10px;font-size:16px}textarea{min-height:140px}.full{min-height:48px;font-size:15px}
 .tablewrap{margin-right:-6px}table{font-size:11px;min-width:540px}th,td{padding:9px 7px}.chatlog{height:220px}.chat-send{align-items:stretch}.chat-send textarea{height:44px;min-height:44px}.chat-send .btn{min-height:44px}.ipbox{font-size:20px;overflow-wrap:anywhere}.safety,.userbox{display:none}footer{font-size:10px;padding:20px 0 8px}
}
@media(max-width:380px){main{padding-left:9px;padding-right:9px}.brand b{font-size:13px}.live{font-size:9px}.stat-grid article{padding:9px}.stat-grid b{font-size:15px}.modes button{font-size:10px}.panel{padding:12px}}